19980952

素因数分解:

$2^3\times {\mathrm{181}}^1\times {\mathrm{13799}}^1$

素因数の和:13986

約数の個数: 16

約数和(自身を含む): 37674000

約数和(自身を除く): 17693048

約数列:

[1, 2, 4, 8, 181, 362, 724, 1448, 13799, 27598, 55196, 110392, 2497619, 4995238, 9990476, 19980952]

約数ペア:

[(1, 19980952), (2, 9990476), (4, 4995238), (8, 2497619), (181, 110392), (362, 55196), (724, 27598), (1448, 13799)]